diff --git a/fixtures/settings.json b/fixtures/settings.json
index 40493ba..90aa1dd 100644
--- a/fixtures/settings.json
+++ b/fixtures/settings.json
@@ -6,7 +6,7 @@
         "leader"
       ],
       "commands": [
-        "whichkeyConfigGen.show"
+        "whichKeyConfigGen.show"
       ]
     },
     {
@@ -15,6 +15,7 @@
         "c",
         "p"
       ],
+      "names": ["Changes...", "Previous Changes..."],
       "commands": [
         "workbench.action.editor.previousChange"
       ]
@@ -25,6 +26,7 @@
         "c",
         "N"
       ],
+      "names": ["Changes...", "Previous Changes..."],
       "commands": [
         "workbench.action.editor.previousChange"
       ]
@@ -35,6 +37,7 @@
         "c",
         "n"
       ],
+      "names": ["Changes...", "Next Changes..."],
       "commands": [
         "workbench.action.editor.nextChange"
       ]
@@ -45,6 +48,7 @@
         "e",
         "n"
       ],
+      "names": ["Errors...", "Next Errors..."],
       "commands": [
         "go-to-next-error.next.error"
       ]
@@ -55,6 +59,7 @@
         "e",
         "N"
       ],
+      "names": ["Errors...", "Previous Errors..."],
       "commands": [
         "go-to-next-error.prev.error"
       ]
@@ -65,6 +70,7 @@
         "e",
         "p"
       ],
+      "names": ["Errors...", "Previous Errors..."],
       "commands": [
         "go-to-next-error.prev.error"
       ]
@@ -75,6 +81,7 @@
         "w",
         "n"
       ],
+      "names": ["Warnings...", "Next Warnings..."],
       "commands": [
         "go-to-next-error.next.warning"
       ]
@@ -85,6 +92,7 @@
         "w",
         "N"
       ],
+      "names": ["Warnings...", "Previous Warnings..."],
       "commands": [
         "go-to-next-error.prev.warning"
       ]
@@ -95,6 +103,7 @@
         "w",
         "p"
       ],
+      "names": ["Warnings...", "Previous Warnings..."],
       "commands": [
         "go-to-next-error.prev.warning"
       ]
diff --git a/package.json b/package.json
index fbb7820..ce094e7 100644
--- a/package.json
+++ b/package.json
@@ -41,6 +41,10 @@
       {
         "title": "Show Generated Which Key",
         "command": "whichKeyConfigGen.gen"
+      },
+      {
+        "title": "Update Which Key Config",
+        "command": "whichKeyConfigGen.updateConfig"
       }
     ],
     "configuration": {
diff --git a/src/index.ts b/src/index.ts
index edb0320..ff2fe75 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -6,26 +6,38 @@ import { trans } from './utils'
 import { scopedConfigs } from './generated/meta'
 import * as Meta from './generated/meta'
 
-export const { activate, deactivate } = defineExtension(() => {
-  logger.show()
+function updateConfig() {
   const vimConfigs = workspace.getConfiguration('vim')
   const nnoremaps = vimConfigs.inspect<VimKeybinding[]>('normalModeKeyBindingsNonRecursive')?.globalValue
 
   if (nnoremaps) {
     const bindings = trans(nnoremaps)
-    workspace
+    return workspace
       .getConfiguration(scopedConfigs.scope)
       .update('bindings', bindings, ConfigurationTarget.Global)
       .then(() => {
-        logger.info(JSON.stringify(bindings, null, 2))
-
-        commands.executeCommand('whichkey.register', {
-          bindings: [Meta.scopedConfigs.scope, 'bindings'],
-          overrides: [Meta.scopedConfigs.scope, 'bindingOverrides'],
-          title: 'Genrated whichkey config',
-        })
-
-        useCommand(Meta.commands.show, () => commands.executeCommand('whichkey.show', Meta.configs.bindings.key))
+        return bindings
       })
   }
+  else {
+    return Promise.reject(new Error('no nnoremaps'))
+  }
+}
+
+export const { activate, deactivate } = defineExtension(async () => {
+  logger.show()
+
+  const bindings = await updateConfig()
+  logger.info(JSON.stringify(bindings, null, 2))
+  commands.executeCommand('whichkey.register', {
+    bindings: [Meta.scopedConfigs.scope, 'bindings'],
+    overrides: [Meta.scopedConfigs.scope, 'bindingOverrides'],
+    title: 'Genrated whichkey config',
+  })
+
+  useCommand(Meta.commands.show, () => commands.executeCommand('whichkey.show', Meta.configs.bindings.key))
+  useCommand(Meta.commands.updateConfig, async () => {
+    const bindings = await updateConfig()
+    logger.info(JSON.stringify(bindings, null, 2))
+  })
 })
diff --git a/src/types.ts b/src/types.ts
index 9fbed24..0cca7b9 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -17,4 +17,6 @@ export type WhichKeyItem = WhichKeyBinding | WhichKeyCommand
 export interface VimKeybinding {
   before: string[]
   commands: [string]
+  // custom attr
+  names?: string[]
 }
diff --git a/src/utils.ts b/src/utils.ts
index 8dee072..2fc5d5d 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -7,47 +7,50 @@ export function findParent(
   nodes: WhichKeyItem[],
   keys: string[],
   maybeParent: WhichKeyBinding | 'root' = 'root',
-): { parent: WhichKeyBinding | 'root', restKeys: string[] } {
+  names: string[] = [],
+): { parent: WhichKeyBinding | 'root', restKeys: string[], restNames: string[] } {
   const [key, ...restKeys] = keys
+  const [_, ...restNames] = names
   const target = nodes.find(i => i.key === key)
 
   if (!target)
-    return { parent: maybeParent, restKeys: keys }
+    return { parent: maybeParent, restKeys: keys, restNames: names }
 
   // target: sibling
   if (isCommand(target))
-    return { parent: maybeParent, restKeys: keys }
+    return { parent: maybeParent, restKeys: keys, restNames: names }
 
   if (isBinding(target)) {
     if (restKeys.length === 0)
-      return { parent: maybeParent, restKeys: [] }
+      return { parent: maybeParent, restKeys: [], restNames: [] }
 
     // target: parent
     if (restKeys.length === 1)
-      return { parent: target, restKeys }
+      return { parent: target, restKeys, restNames }
     // target: ancestor
     else
-      return findParent(target.bindings, restKeys, target)
+      return findParent(target.bindings, restKeys, target, restNames)
   }
 
-  return { parent: 'root', restKeys: keys }
+  return { parent: 'root', restKeys: keys, restNames: names }
 }
-export function genWhichKeyTree(keys: string[], command: string): WhichKeyItem {
-  if (keys.length === 1) {
-    return {
-      key: keys[0],
-      type: 'command',
-      command,
-    } as WhichKeyCommand
-  }
-
+export function genWhichKeyTree(keys: string[], command: string, names: string[] = []): WhichKeyItem {
   const [key, ...restKey] = keys
+  const [name, ...restName] = names
 
-  return {
-    key,
-    type: 'bindings',
-    bindings: [genWhichKeyTree(restKey, command)],
-  } as WhichKeyBinding
+  return restKey.length === 0
+    ? {
+        key,
+        type: 'command',
+        name,
+        command,
+      }
+    : {
+        key,
+        type: 'bindings',
+        name,
+        bindings: [genWhichKeyTree(restKey, command, restName)],
+      }
 }
 
 export function trans(vimKeybindings: VimKeybinding[]): WhichKeyItem[] {
@@ -58,16 +61,17 @@ export function trans(vimKeybindings: VimKeybinding[]): WhichKeyItem[] {
       && keybinding.before[0] === 'leader',
     )
     .reduce((whichKeyBindings, vimKeybinding) => {
-      const [_, ...keys2bind] = vimKeybinding.before
-      const [command] = vimKeybinding.commands
+      const { before: keys, commands, names } = vimKeybinding
+      const [_, ...keys4bind] = keys
+      const [command] = commands
 
-      const { parent, restKeys } = findParent(whichKeyBindings, keys2bind)
+      const { parent, restKeys, restNames } = findParent(whichKeyBindings, keys4bind, 'root', names)
 
       if (parent === 'root') {
-        return [...whichKeyBindings, genWhichKeyTree(restKeys, command)]
+        return [...whichKeyBindings, genWhichKeyTree(restKeys, command, restNames)]
       }
       else {
-        parent.bindings.push(genWhichKeyTree(restKeys, command))
+        parent.bindings.push(genWhichKeyTree(restKeys, command, restNames))
         return whichKeyBindings
       }
     }, [] as WhichKeyItem[])
diff --git a/test/.output/settings.json b/test/.output/settings.json
index d099b2c..8a030a2 100644
--- a/test/.output/settings.json
+++ b/test/.output/settings.json
@@ -2,20 +2,24 @@
   {
     "key": "c",
     "type": "bindings",
+    "name": "Changes...",
     "bindings": [
       {
         "key": "p",
         "type": "command",
+        "name": "Previous Changes...",
         "command": "workbench.action.editor.previousChange"
       },
       {
         "key": "N",
         "type": "command",
+        "name": "Previous Changes...",
         "command": "workbench.action.editor.previousChange"
       },
       {
         "key": "n",
         "type": "command",
+        "name": "Next Changes...",
         "command": "workbench.action.editor.nextChange"
       }
     ]
@@ -23,20 +27,24 @@
   {
     "key": "e",
     "type": "bindings",
+    "name": "Errors...",
     "bindings": [
       {
         "key": "n",
         "type": "command",
+        "name": "Next Errors...",
         "command": "go-to-next-error.next.error"
       },
       {
         "key": "N",
         "type": "command",
+        "name": "Previous Errors...",
         "command": "go-to-next-error.prev.error"
       },
       {
         "key": "p",
         "type": "command",
+        "name": "Previous Errors...",
         "command": "go-to-next-error.prev.error"
       }
     ]
@@ -44,20 +52,24 @@
   {
     "key": "w",
     "type": "bindings",
+    "name": "Warnings...",
     "bindings": [
       {
         "key": "n",
         "type": "command",
+        "name": "Next Warnings...",
         "command": "go-to-next-error.next.warning"
       },
       {
         "key": "N",
         "type": "command",
+        "name": "Previous Warnings...",
         "command": "go-to-next-error.prev.warning"
       },
       {
         "key": "p",
         "type": "command",
+        "name": "Previous Warnings...",
         "command": "go-to-next-error.prev.warning"
       }
     ]